The only real difference between a wise man and a fool, Moore knew, was that the wise man tended to make more serious mistakes—and only because no one trusted a fool with really crucial decisions; only the wise had the opportunity to lose battles, or nations.
Work is the true elixir of life. The busiest man is the happiest man. Excellence in any art or profession is attained only by hard and persistent work. Never believe that you are perfect. When a man imagines, even after years of striving, that he has attained perfection, his decline begins.
But for the wise, it says in the Bible: when a wise man hears wisdom, he reacts. When a fool hears it, his acts are folly. If you wanna be a fool, help yourself, it's not my problem.
The fool who recognizes his foolishness, is a wise man. But the fool who believes himself a wise man, he really is a fool.
A fool who recognises his own ignorance is thereby in fact a wise man, but a fool who considers himself wise - that is what one really calls a fool.
Wisdom is like electricity. There is no permanently wise man, but men capable of wisdom, who, being put into certain company, or other favorable conditions, become wise for a short time, as glasses rubbed acquire electric power for a while.
Few things are necessary to make the wise man happy while no amount of material wealth would satisfy a fool. I am not a fool.
In seeking wisdom thou art wise; in imagining that thou hast attained it - thou art a fool.
The only difference between a wise man and a fool is that the wise man knows he's playing.
The tongue of a fool is the key of his counsel, which, in a wise man, wisdom hath in keeping.
The fool doth think he is wise, but the wise man knows himself a fool.
Wisdom is the right use of knowledge. To know is not to be wise. Many men know a great deal, and are all the greater fools for it. There is no fool so great a fool as a knowing fool. But to know how to use knowledge is to have wisdom.
... No photograph ever was good, yet, of anybody - hunger and thirst and utter wretchedness overtake the outlaw who invented it! It transforms into desperadoes the weakest of men; depicts sinless innocence upon the pictured faces of ruffians; gives the wise man the stupid leer of a fool, and the fool an expression of more than earthly wisdom.
A man is a golden impossibility. The line he must walk is a hair's breadth. The wise through excess of wisdom is made a fool.
When a man imagines, even after years of striving, that he has attained perfection, his decline begins.
Learned we may be with another man's learning: we can only be wise with wisdom of our own: [I hate a sage who is not wise for himself]